Originally Posted by JDAVIS9007
I own a 2002 Pro Star 190 and the impella housing is not perfectly round to say the least. The right side is flat and the impella drags. I have had overheating problems ever since I bought the boat but it is used so rarley this is the first time I checked the impella.
Should the housing be a perfect circle?
No, the eccentricity of the housing is what makes it work.